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From: "Dell Motes" <dell@di*.co*>
To: "techdiver" <techdiver@aquanaut.com>
Subject: Manifold misinformation
Date: Fri, 28 Apr 2000 09:23:27 -0400
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The old Dive Rite and Sea Elite manifolds were one in the same, made in =
Italy and distributed to this country by Submarex. They simply had =
different finishes to distinguish between the two.These were available =
in 3/4 neck, 5/8 neck, 200 bar or 300 bar and any combination there of.

The Thermo manifold is virtually identical in conceptual design, except =
there is two different forgings for the right and left "K". This allows =
them to have a true 8.5 center to center spacing for all new 8 inch dia. =
cylinders available today. These cylinders are actually greater than 8 =
inch dia. This requires true 8.5 spacing to allow for the 5/16 bolt =
between the tanks. The old Dive Rite and Sea Elite did not allow for =
this (on newer cylinders) unless you used a 1/4 inch bolt between the =
tanks. Regardless of which tanks they are on, if you have more than 1/8 =
inch between the lock nut and body forging of the crossbar on one of =
these older manifolds, then you have most likely compromised the seal of =
the inside o-ring on the crossbar. This means your down to one barrel =
seal, not two.=20
 The Thermo also uses a crush gasket on the bonnet nut instead of an =
o-ring. The Thermo is available through Seagate cylinders, which Dive =
Rite sourced them from. These should also be available in 300 bar before =
too long, or may be already.

The new Sea-Elite is now a duplicate of the original Italian product but =
made in Asia. In past discussions with them, I assume they have =
addressed the 8.5 spacing issue.=20

The new Dive Rite is still made in Italy, from the original forgings, =
with a longer crossbar to address the 8.5 spacing issue. These can =
easily be distinguished from the others because "Dive Rite" is embossed =
in the valve body and the number "100" is embossed in the crossbar body. =
These are available in 3/4 neck, 5/8 neck, 200 bar or 300 bar, and any =
combination there of.=20

Dell Motes
Dive Rite
117 W.Washington St.
Lake City, Florida 32055 =20
www.dive-rite.com
=20


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<HTML>
<HEAD>

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<BODY bgColor=3D#ffffff>
<DIV><FONT color=3D#000000 size=3D2>The old Dive Rite and Sea Elite =
manifolds were=20
one in the same, made in Italy and distributed to this country by =
Submarex. They=20
simply had different finishes to distinguish between the two.These were=20
available in 3/4 neck, 5/8 neck, 200 bar or 300 bar and any combination =
there=20
of.</FONT></DIV>
<DIV><FONT color=3D#000000 size=3D2></FONT><FONT color=3D#000000=20
size=3D2></FONT> </DIV>
<DIV><FONT color=3D#000000 size=3D2>The Thermo manifold is virtually =
identical in=20
conceptual design, except there is two different forgings for the right =
and left=20
"K". This allows them to have a true 8.5 center to center =
spacing for=20
all new 8 inch dia. cylinders available today. These cylinders are =
actually=20
greater than 8 inch dia. This requires true 8.5 spacing to allow for the =
5/16=20
bolt between the tanks. The old Dive Rite and Sea Elite did not allow =
for this=20
(on newer cylinders) unless you used a 1/4 inch bolt between the tanks.=20
Regardless of which tanks they are on, if you have more than 1/8 inch =
between=20
the lock nut and body forging of the crossbar on one of these older =
manifolds,=20
then you have most likely compromised the seal of the inside o-ring on =
the=20
crossbar. This means your down to one barrel seal, not =
two. </FONT></DIV>
<DIV><FONT color=3D#000000 size=3D2> The Thermo also uses a crush =
gasket on the=20
bonnet nut instead of an o-ring. The Thermo is available through Seagate =

cylinders, which Dive Rite sourced them from. These should also be =
available in=20
300 bar before too long, or may be already.</FONT></DIV>
<DIV><FONT color=3D#000000 size=3D2></FONT><FONT =
size=3D2></FONT> </DIV>
<DIV><FONT size=3D2>The new Sea-Elite is now a duplicate of the original =
Italian=20
product but made in Asia. In past discussions with them, I assume they =
have=20
addressed the 8.5 spacing issue. </FONT></DIV>
<DIV><FONT size=3D2></FONT> </DIV>
<DIV><FONT size=3D2>The new Dive Rite is still made in Italy, from the =
original=20
forgings, with a longer crossbar to address the 8.5 spacing issue. These =
can=20
easily be distinguished from the others because </FONT><FONT =
size=3D2>"Dive=20
Rite" is embossed in the valve body and the number "100" =
is=20
embossed </FONT><FONT size=3D2>in the crossbar body. These are available =
in 3/4=20
neck, 5/8 neck, 200 bar or 300 bar, and any combination there=20
of. </FONT></DIV>
<DIV><FONT size=3D2></FONT> </DIV>
<DIV><FONT size=3D2>Dell Motes<BR>Dive Rite<BR>117 W.Washington =
St.<BR>Lake City,=20
Florida 32055  <BR><A=20
href=3D"http://www.dive-rite.com">www.dive-rite.com</A><BR> </FONT
><=
/DIV>
<DIV><FONT color=3D#000000
size=3D2></FONT> </DIV></BODY></HTML>

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